Color

#3ed31d

#3ed31d
hex#3ed31d
rgbrgb(62, 211, 29)
hslhsl(109, 76%, 47%)
oklchoklch(0.759 0.24 141)
Closest name: Candy Green (#33cc00)Relative luminance 0.477

Colors that go with #3ed31d

Taupe, Violet and Hot Pink lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b21dd3

#99d31d · #1dd356

#1d3ed3 · #d31d3e

Split-complementary

Open in tool →

#561dd3 · #d31d99

#1d99d3 · #b21dd3 · #d3561d

Contrast

#3ed31d as textRatioAAAA largeAAAFix
Aaon white
1.99:1failfailfail
  • AA: use #288712 as the text (4.6:1)
  • AAA: use #1d630d as the text (7.39:1)
  • AA: or shift the background to #474747 (4.66:1)
  • AAA: or shift the background to #2b2b2b (7.11:1)
Aaon black
10.54:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3ed31d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #3ed31d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3ed31d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ed31d-a4bea2-7e4edf-1f2d23-eef1e9?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md